Finding the Fourth Proportional to 96,948.75, 133,797.36 and 53,936.35
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Solution
The fourth proportional to 96,948.75, 133,797.36 and 53,936.35 is: 74,436.66
Step by Step Solution
- Step 1: Write the proportion equation
96,948.75 : 133,797.36 = 53,936.35 : x - Step 2: Convert to fraction form
96,948.75/133,797.36 = 53,936.35/x - Step 3: Cross multiply
96,948.75x = 133,797.36 × 53,936.35 - Step 4: Simplify right side
96,948.75x = 7,216,541,205.63 - Step 5: Solve for x
x = 7,216,541,205.63/96,948.75 - Step 6: Final answer
x = 74,436.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.